Billionaire investor Charlie Munger once credited his success to learning the most important ideas from multiple disciplines, but he also warned that possessing broader knowledge than specialists can create unexpected challenges.

Charlie Munger’s Multidisciplinary Mental Model

Speaking at the USC Law School commencement ceremony in 2007, Munger rejected the notion that complex problems can be understood by examining only one aspect at a time.

He recalled hearing someone describe a legal mind as the ability to separate intertwined issues and analyze one without considering the others. Munger said he immediately recognized the flaw in that approach.

Instead, the longtime vice chairman of Berkshire Hathaway devoted himself to learning the “big ideas” from a wide range of fields.